What steps should I take to ensure smooth GST return filing on the GST portal using BUSY?

You should follow below steps to ensure smooth GST return filling on the GST portal using BUSY.
 Step 1: Update BUSY with latest release.
 Step 2: Select the correct GSTR E return filling method as per updated government rule which specify in BUSY .i.g. w.e.f may 2021.
 Step 3: As there are few method to filling GST e return through BUSY like, Direct upload, JSON, As per government temp, CSV, Plain Excel.
 Step 4: Select relevant method and specify the correct filling period.
 Step 5: Check all configuration which are given.
 Step 6: Select ok.
 Step 7: Then a window will appear which some error options.i.g.
 .Check errors in transactions.
 .Check errors in HSN summary.
 .Check erros in Dcoument summary.
 Step 8: If error found then correct it as enter on the error window.
 Step 9: Check the error and correct it save and upload.
 Step 10: If using Direct upload then your GST user portal username has to be mention in:
 .Administration
 .Configuration
 .Features/options
 .GST/VAT
 .Mention your GST portal user name save it.
 Step 11: Give API access through GST portal.
 Step 12: If uploading through JSON then define fresh folder path to proceed.
 Step 13: While using as per government template, download template and set it in new folder and specify valid path for Template while filling the return.
 Step 14: Filling through excel make sure your excel is in same drive where your BUSY is installed.